/**
 * 账号类，管理用户名和密码
 */
public class Account {

    public String username = "admin";

    public String password = "123456";

    /**
     * 保存用户的输入的用户名和密码
     */
    public void add(String username,String password){
        this.username = username;
        this.password = password;
    }
}
